Ritter Field

2IS4 · Illinois City, IL · 552 ft elevation

Overview Weather Runways Comms & NavAids Charts Services & info

Airport information

FAA LID: 2IS4
Coordinates: 41.3378, -91.0135
Elevation: 552 ft MSL

Detailed FAA facility data isn't available for this airport.

Weather

METAR observed

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TAF forecast

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Sun & FAA night 2026-06-21

Event	Local (CDT)	UTC
Morning civil twilight Loggable night ends	04:57 AM	09:57Z
Sunrise	05:31 AM	10:31Z
Sunset	08:41 PM	01:41Z
Evening civil twilight Loggable night begins	09:15 PM	02:15Z

Loggable night (§1.1)

09:15 PM → 04:57 AM

Night currency (§61.57)

09:41 PM → 04:31 AM

Plan a flight from 2IS4

Destination (ICAO)

TAS (kt)Burn (gph)Reserve (hr)Wind from (°)Wind (kt)

Traffic pattern

Landing runway

LEFT traffic

Landing: Rwy E
Pattern: left (turns left)
TPA: 1,600 ft MSL (≈1,000 AGL)

Enter the left downwind for Rwy E at 1,600 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).

Runway E/W

1,900 ft × 100 ft · TURF

Heading: n/a

Heading: n/a

Headings shown are true (magnetic variation unavailable).

Will it fit? Your aircraft's required runway length (from the POH) — checked against every runway here

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Runway	Length	Your margin
E/W	1,900 ft

Nearby navigation aids

NavAid	Type	Freq	Radial / Dist magnetic
DDD · Port City	VOR-DME	116.50	r105° / 6.3 NM
MZV · Moline	VORTAC	114.40	r269° / 17 NM
IOW · Iowa City	VORTAC	116.20	r107° / 29.1 NM
CVA · Davenport	VORTAC	113.80	r223° / 32.6 NM
GBG · Galesburg	VOR-DME	109.80	r310° / 35.5 NM
BRL · Burlington	VORTAC	111.40	r349° / 37.1 NM

VFR sectional

Open 2IS4 on the VFR sectional (SkyVector) ↗

No published instrument procedures or Chart Supplement for 2IS4. VFR sectional link above.

No published services or facility detail for 2IS4.

Nearby airports

69LL · Maas AirstripPrivate (3 NM)KMUT · Muscatine Municipal Airport (6 NM)33IA · Marine Farms FieldPrivate (13 NM)C00 · Mercer County Airport (14 NM)4IA2 · Walker FieldPrivate (18 NM)IA68 · Workman AirfieldPrivate (18 NM)

Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 2IS4 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.

About 2IS4

Ritter Field (2IS4) is an airport in Illinois City, IL, at 552 ft MSL. It has 1 runway, the longest 1,900 ft. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 2IS4, refreshed from the Aviation Weather Center and FAA NASR.

What is the longest runway at 2IS4?

Ritter Field has 1 runway; the longest is 1,900 ft. See the Runways tab for headings, surface, and lighting.

Where is 2IS4?

Ritter Field is in Illinois City, IL, at an elevation of 552 ft MSL. Coordinates: 41.3378, -91.0135.

Fly out of 2IS4 often?

Save 2IS4 as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.

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